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More often than not, an IoT master device uses the SPI (serial peripheral interface) and I 2 C (inter-integrated circuit) protocols to exchange data with EEPROMs or sensors that are operating in slave ...

While the Raspberry Pi has very good support for an I2C bus, a lot of very cool chips – including the in system programmer for just about every ATtiny and ATmega microcontroller – use an SPI bus.

Jacob is a tech and hardware writer with over four years of experience writing for some of the biggest PC gaming and technology websites such as PCGamer, PCGamesN, TechRadar, and now Pocket-lint. He's ...

The Raspberry Pi dominated the maker scene for a decade. Supply chain problems then brought the high flying to an end. With the Raspberry Pi 5, the Raspberry Pi Foundation is now attempting to break ...